mirror of
https://github.com/vale981/arb
synced 2025-03-05 09:21:38 -05:00
56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/*=============================================================================
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This file is part of ARB.
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ARB is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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ARB is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with ARB; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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=============================================================================*/
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/******************************************************************************
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Copyright (C) 2012 Fredrik Johansson
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******************************************************************************/
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#include "arb_poly.h"
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int
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_arb_poly_overlaps(arb_srcptr poly1, slong len1,
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arb_srcptr poly2, slong len2)
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{
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slong i;
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for (i = 0; i < len2; i++)
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if (!arb_overlaps(poly1 + i, poly2 + i))
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return 0;
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for (i = len2; i < len1; i++)
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if (!arb_contains_zero(poly1 + i))
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return 0;
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return 1;
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}
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int
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arb_poly_overlaps(const arb_poly_t poly1, const arb_poly_t poly2)
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{
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slong len1 = poly1->length;
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slong len2 = poly2->length;
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if (len1 >= len2)
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return _arb_poly_overlaps(poly1->coeffs, len1, poly2->coeffs, len2);
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else
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return _arb_poly_overlaps(poly2->coeffs, len2, poly1->coeffs, len1);
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}
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